std::future

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Defined in header `<future>`

template< class T > class future;	(1)	(since C++11)

template< class T > class future<T&>;	(2)	(since C++11)

template<> class future<void>;	(3)	(since C++11)


(constructor)	constructs the future object (public member function)

(destructor)	destructs the future object (public member function)

operator=	moves the future object (public member function)

share	returns a `shared_future` referring to the result associated to `*this` (public member function)
Getting the result

get	returns the result (public member function)
State

valid	checks if the result is available (public member function)

wait	waits for the result to become available (public member function)

wait_for	waits for the result, returns if it is not available for the specified timeout duration (public member function)

wait_until	waits for the result, returns if it is not available until specified time point has been reached (public member function)


future_category (C++11)	identifies the future error category (function)


std::async	creates a future object (function template)

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